USN-3628-2: OpenSSL vulnerability
USN-3628-1 fixed a vulnerability in OpenSSL. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: Alejandro Cabrera Aldaya, Billy Brumley, Cesar Pereida Garcia and Luis Manuel Alvarez Tapia discovered that OpenSSL incorrectly handled RSA key generation. An attacker could possibly use this issue to perform a cache-timing attack and recover private RSA keys.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
ubuntu/libssl1.0.0to a version that resolves this vulnerability.Fixed in 1.0.1-4ubuntu5.41 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch USN-3628-1 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch USN-3628-2
Event History
Frequently Asked Questions
What is the vulnerability ID for this OpenSSL vulnerability?
The vulnerability ID for this OpenSSL vulnerability is CVE-2018-0737.
What is the severity of CVE-2018-0737?
The severity of CVE-2018-0737 is high.
Which version of Ubuntu is affected by this vulnerability?
Ubuntu 12.04 is affected by this vulnerability.
What is the recommended remedy for this vulnerability?
The recommended remedy for this vulnerability is to update the libssl1.0.0 package to version 1.0.1-4ubuntu5.41.
Where can I find more information about this vulnerability?
More information about this vulnerability can be found at the following references: [USN-3628-1](https://ubuntu.com/security/notices/USN-3628-1) and [USN-3692-1](https://ubuntu.com/security/notices/USN-3692-1).